| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Stephen Frost <sfrost(at)snowman(dot)net>, Shay Rojansky <roji(at)roji(dot)org>, Haribabu Kommi <kommi(dot)haribabu(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Vitaly Burovoy <vitaly(dot)burovoy(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: macaddr 64 bit (EUI-64) datatype support |
| Date: | 2016-11-21 18:33:43 |
| Message-ID: | CA+Tgmob5vqM1R0-H7w4=mnVgT7mChnvSM87foeEHQkxjEoM3QQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Sat, Nov 19, 2016 at 2:54 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Stephen Frost <sfrost(at)snowman(dot)net> writes:
>> Let's create a new data type for this which supports old and new types,
>> add what casts make sense, and call it a day. Changing the data type
>> name out from under people is not helping anyone.
>
> +1. I do not think changing behavior for the existing type name is
> going to be a net win. If we'd been smart enough to make the type
> varlena from the get-go, maybe we could get away with it, but there
> is just way too much risk of trouble with a change in a fixed-length
> type's on-the-wire representation.
I completely agree.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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